import {
  login_api,
  logout,
  getInfo
} from '@/api/user'
import {
  getToken,
  setToken,
  removeToken
} from '@/utils/auth'
import {
  resetRouter
} from '@/router'
 
const getDefaultState = () => {
  return {
    token: getToken(),
    name: '',
    avatar: ''
  }
}

const state = getDefaultState()

const mutations = {
  RESET_STATE: (state) => {
    Object.assign(state, getDefaultState())
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_NAME: (state, name) => {
    state.name = name
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  }
}

const actions = {
  // user login
  login({
    commit
  }, userInfo) {
    const {
      username,
      password
    } = userInfo
    return new Promise((resolve, reject) => {
      // 发起登录请求
      login_api().then(res => {
        console.log(res)
        // 登录成功之后，设置token
        commit('SET_TOKEN', res.token)
        setToken(res.token)
        resolve()
      })


      // 存储token
      // 跳转路由
      // commit('SET_TOKEN', "xshxjkhxkjhsjkhskj")
      // resolve()
      // setToken('xshxjkhxkjhsjkhskj')



      // login({ username: username.trim(), password: password }).then(response => {
      //   const { data } = response
      //   commit('SET_TOKEN', data.token)
      //   setToken(data.token)
      //   resolve()
      // }).catch(error => {
      //   reject(error)
      // })
    })
  },

  // get user info
  getInfo({
    commit,
    state
  }) {
    return new Promise((resolve, reject) => {
      getInfo(state.token).then(response => {
        const {
          info
        } = response
        const {
          name,
          avatar
        } = info
        commit('SET_NAME', name)
        commit('SET_AVATAR', avatar)
        resolve(info)
      }).catch(error => {
        reject(error)
      })
    })
  },

  // user logout
  logout({
    commit,
    state
  }) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        removeToken() // must remove  token  first
        resetRouter()
        commit('RESET_STATE')
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // remove token
  resetToken({
    commit
  }) {
    return new Promise(resolve => {
      removeToken() // must remove  token  first
      commit('RESET_STATE')
      resolve()
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
